Kabir, M., M. Masud, M. Rahman, M. Hoque, S. Hossain, T. Bhuiyan, M. Alam, M. Arfin, M. Rahman, A. Mohsen, and A. Khan. “Malignant Biliary Obstruction: Clinical Outcome of Endoscopic Intervention - An Experience of Tertiary Centers”. Journal of Bangladesh College of Physicians and Surgeons, vol. 24, no. 2, June 2007, pp. 61-68, doi:10.3329/jbcps.v24i2.150.